A randomized 25 question test from a pool of 761 questions, good luck!
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of two output holding registers # 40002 & 40003 to the slave device
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best used where discrete data needs to be provided, but a simple colour change will suffice?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
There are a collection of standards that defines the access control for wired Ethernet. Which one of the answers below is the standard for physical connections between devices being copper or fiber-optic media?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make the I/O of a DCS and it's associated controllers communicate?
HMI networks are needed to expand or contract as required over their lifetime of use. Which of the networking types below will typically contain a high level of encryption andsecurity
Any SCADA system must adhere to universal standards which allow smooth communication over international boundaries. Which of the standards below would be an uniquely SCADA communication protocol?
There are several stages in the alarm lifecycle. Which of these stages is the alarm system commissioned?
Data transmission has three modes, of the answers below choose the best answer that is not one of those modes.
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 inputs powered by 24Vdc, or 120Vac??
The installation of a SCADA system has several difficulties associated with it. Which of the challenges below would be best defined as one that accommodate with the amount data throughput?
An industrial network can, with a set of configured rules, scan network traffic flow for security issues. Which of the terms below best represents this type of security measure?
A typical DCS has at least four layers in it's architecture. Fieldbus and DeviceNet are all under the direct control of which of the layers below?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that converts 8 or 16 inputs to a digital signal?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a DeviceNet protocol?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as allowing the creation of new projects?
A DCS can be programmed with function blocks that are needed to execute specific tasks. Which of the answers below describes where the information to define these tasks comes from?
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is low cost with high data throughputs, but must have security measures installed to protect the data?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet input memory location?
Which of the error detection methods below is best used for larger data packets of virtually any kind of data?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in the manipulation process control inputs?
There are many versions of Modbus, one of those is Modbus RTU. Which of the answers below correctly orders the components of the Modbus RTU frame?
The HMI in a SCADA system uses typical hardware and software. Which of the environments below would the HMI reside?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below should comprise no more than 30% of the total configured alarms?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains the value of all the parameters and tags, as well as all the programming and the DCS configuration?